A long time ago, there was a valiant swordsman who came to be known simply as "the hero." There was a demon who has caused people suffering. The hero and his companions arrived to challenge the demon to a battle and by combining their powers, the battle was brought swift conclusion. With no one around to cause trouble, the island became a quiet place where everyone could live together in peace. Several years later, the demon is revived. Our present-day protagonist, Dai, lives on a remote island in the southern seas and dreams of becoming a great hero. When he hears about the demon's revival, Dai and his friends take it upon themselves to stop him and the evil force that revived him. Along the way, Dai discovers the identity of "the hero," the truth behind the evil force who revived the demon, and Dai's own hidden powers that surface in times of peril.

On the vivid and glistening waters of the Kanda River, Jetters and their respective Shooters race together on their jet skis, speeding through the wind as they participate in Jet Races—"the world's most intense aquatic sport!" Chasing her dream of becoming a professional Jet Racer like her mother, Rin Namiki transfers to Asakusa Girls' High School in Tokyo. There, she stumbles upon Misa Aoi, a first-year student like her. However, tensions arise when Rin and Misa find themselves competing in a race against Team Dress from the prestigious Musashino Girls' High School. As a result of the race, Rin tries to join her school's Jet Racing club, only to discover that there is none. But, her resolve is unshaken, and she decides to recruit Misa and three other girls to create her very own team: "Kandagawa Jet Girls." With her heart set on winning the annual Kandagawa Cup, Rin, alongside her team, approaches the grandest stage of them all. [Written by MAL Rewrite]

The carefree journeys of the four girls continue! As their fleeting yet eventful summer becomes a distant memory, the arrival of fall signals a new school year with limitless opportunities. Even as the four girls return to their peaceful routine, the appearance of new faces enlivens the anything but exciting rural life of Asahigaoka. Non Non Biyori Nonstop leisurely walks back into the lives of Hotaru Ichijou, Komari Koshigaya, Natsumi Koshigaya, and Renge Miyauchi as they fully embrace their rural lifestyles and turn anything they find into nothing but fun! [Written by MAL Rewrite]

Hiyori Iki goes on a skiing trip with her parents and happens to bump into Yato and Yukine. After a short while, they find the other gods who are there for a company vacation. But amidst all the fun, someone is plotting a heinous crime, and Yato is the primary target. On a different day, Yato’s been able to make a small fortune from his last job and decides to take Hiyori and Yukine to Capyper Land. Although she agrees without knowing the destination, will Hiyori actually enjoy the day considering what happened on her last visit? [Written by MAL Rewrite]